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  1. C

    I need help

    I appreciate it
  2. C

    I need help

    02 cab and frame with 03 motor and trans
  3. C

    I need help

    Ok so if I put all my 02 wiring harness back, will it still work with 03 tcm/ecm?
  4. C

    I need help

    Ok, let's say the 03 cab is trashed. What would u do then?
  5. C

    I need help

    I meant tcm nor time
  6. C

    I need help

    How much of a pain is it to pull cab harness from 03? My time and ecm are from 03 so I have to use 03
  7. C

    I need help

    I've got an 03 gmc lb7 with bent frame. I swapped motor/Trans/tease to an 02 chevy/lb7 frame. I've pulled all wiring from 03 and installed on 02 except cab harness. Truck won't turn over, except jumping starter. I have no instrument cluster at all. I do have radio, dome lights, windows roll down...